You should try the second option ( hyperbole)
The two sentences are:
1. It is easy to learn how to whistle.
2. Whistling a little tune is a great way to lift your spirits.
A simple sentence has only one independent clause. A compound sentence has at least two independent clauses. A complex sentence has one independent clause and at least one dependent. A compound-complex sentence has at least two independent clauses and one dependent.
Having this in mind, 1. is a complex sentence, and 2. is also a complex sentence.